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package models |
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import ( |
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"github.com/memnix/memnixrest/pkg/database" |
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"time" |
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"gorm.io/gorm" |
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) |
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// MemDate structure |
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type MemDate struct { |
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gorm.Model |
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UserID uint `json:"user_id" example:"1"` |
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User User |
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CardID uint `json:"card_id" example:"1"` |
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Card Card |
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DeckID uint `json:"deck_id" example:"1"` |
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Deck Deck |
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NextDate time.Time `json:"next_date" example:"06/01/2003"` // gorm:"autoCreateTime"` |
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} |
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// ComputeNextDate calculates and sets the NextDate |
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func (m *MemDate) ComputeNextDate(interval int) { |
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m.NextDate = time.Now().AddDate(0, 0, interval) |
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} |
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// SetDefaultNextDate fills MemDate values and sets NextDate as time.Now() |
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func (m *MemDate) SetDefaultNextDate(userID, cardID, deckID uint) { |
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m.UserID = userID |
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m.CardID = cardID |
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m.DeckID = deckID |
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m.NextDate = time.Now() |
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} |
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// GetNextToday fills MemDate with the next today card to review for a given user |
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// It returns a ResponseHTTP for error handling purpose |
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func (m *MemDate) GetNextToday(userID uint) *ResponseHTTP { |
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db := database.DBConn // DB Conn |
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res := new(ResponseHTTP) |
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// Get next card with date condition |
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t := time.Now() |
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if err := db.Joins( |
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"left join accesses ON mem_dates.deck_id = accesses.deck_id AND accesses.user_id = ?", |
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userID).Joins("Card").Joins("Deck").Where("mem_dates.user_id = ? AND mem_dates.next_date < ? AND accesses.permission >= ?", |
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userID, t.AddDate(0, 0, 1).Add( |
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time.Duration(-t.Hour())*time.Hour), AccessStudent).Limit(1).Order("next_date asc").Find(&m).Error; err != nil { |
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res.GenerateError("Next today memDate not found") |
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return res |
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} |
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res.GenerateSuccess("Success getting next today memDate", nil, 0) |
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return res |
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} |
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// GetNext fills MemDate with the next card to review for a given user |
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// It returns a ResponseHTTP for error handling purpose |
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func (m *MemDate) GetNext(userID uint) *ResponseHTTP { |
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db := database.DBConn // DB Conn |
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res := new(ResponseHTTP) |
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// Get next card |
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if err := db.Joins( |
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"left join accesses ON mem_dates.deck_id = accesses.deck_id AND accesses.user_id = ?", |
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userID).Joins("Card").Joins("Deck").Where("mem_dates.user_id = ? AND accesses.permission >= ?", |
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userID, AccessStudent).Limit(1).Order("next_date asc").Find(&m).Error; err != nil { |
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res.GenerateError("Next memDate not found") |
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return res |
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} |
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res.GenerateSuccess("Success getting next memDate", nil, 0) |
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return res |
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} |
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// GetNextByDeck fills MemDate with the next card to review for a given user and deck |
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// It returns a ResponseHTTP for error handling purpose |
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func (m *MemDate) GetNextByDeck(userID, deckID uint) *ResponseHTTP { |
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db := database.DBConn // DB Conn |
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res := new(ResponseHTTP) |
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// Get next card with deck condition |
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if err := db.Joins("Card").Joins("User").Joins("Deck").Where("mem_dates.user_id = ? AND mem_dates.deck_id = ?", |
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userID, deckID).Limit(1).Order("next_date asc").Find(&m).Error; err != nil { |
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res.GenerateError("Next memDate by deck not found") |
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return res |
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} |
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res.GenerateSuccess("Success getting next memDate by deck", nil, 0) |
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return res |
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} |
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